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What cells are and what they do is explored from their discovery to the present.
Educational Activities, Inc., PO Box 392, Freeport, NY 11520, Phone: (516)223-4666, Toll-free: 800-645-3739, Fax: (516)623-9282, Email: learn@edact.com, URL: http://www.edact.com
Available on VHS
Running time 21 minutes.
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